252 Colonel C. Swinhoe on the Geographical 



Coremata voluminous, double. 



Penis ionj;, cornuti two, rounded, small. 



Saccns bulbed. 



Caraccas, Venezuela, Jamaica. 



Anotnis mesogona, Walker. (PI. IX. fig. 2.) 



Valves not angled, thickened basally, waved. 



Coremata double. 



Anellus spinea very minute. 



Penis witii single, broad, fiat cornutus. 



Saccus bulbed. 



Anomia sahuUfera, Guenee. (PI. IX. fig. 3.) 



Valves narrow, angled niid-lengtli, unarmed. 



Anellus spines small. 



Coremata voluminous, double. 



Penis long, thin, cornuti several, spines minute. 



Saccus pointed. 



Type, Abyssinia. 



Dar-es-Salam, E. Africa. 



Anomis involuta, Walker. (PI. IX. fig. 4.) 



Same as in sabulifera, but saccus not pointod, anellus 

 spines very large. 

 Type, Ceylon . 

 Simla and throughout India. 



Afiomts dona, Swinhoe. (PI. X. fig. 5.) 



Similar, but uniformly smaller ; anellus spines smaller, 

 saccus pointed. 



Type, Roebourne, W. Australia. 



Anomis brimaj nov. (PI. X. fig. 6.) 



Similar, a larger and very dark form. 

 Anellus spines smaller than the above. 

 Type, Queensland. 



Section II. 



Juxta Y-shaped. 



Anomis Julvida, Guenee. (PI. X. fig. 7.) 



Juxta soft, obtuse, large. 



Valves short, narrow, truncate, unarmed. 



